| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | kontaktlenso | kontaktlensoj |
| Accusative | kontaktlenson | kontaktlensojn |
| Dutch | contactlens |
|---|---|
| English | contact lens |
| German | Kontaktlinse |
| Italian | lente a contatto |
| Papiamento | kòntaktlens |
| Portuguese | lente de contacto; lente de contato |
| Spanish | lente de contacto |
| Thai | คอนแทคเลนส์ |